18681110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2591}}^1$

素因数の和:2708

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 20136682

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 2591, 3605, 5182, 7210, 12955, 18137, 25910, 36274, 90685, 181370, 266873, 533746, 1334365, 1868111, 2668730, 3736222, 9340555, 18681110]

約数ペア:

[(1, 18681110), (2, 9340555), (5, 3736222), (7, 2668730), (10, 1868111), (14, 1334365), (35, 533746), (70, 266873), (103, 181370), (206, 90685), (515, 36274), (721, 25910), (1030, 18137), (1442, 12955), (2591, 7210), (3605, 5182)]